<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <form action="http:// xxx.com" id="registerFrom" method="post">
        请输入用户名：<input type="text" name="userName"/>
        请输入密码：<input type="text" name="password"/>
        请输入手机号码：<input type="text" name="phoneNumber"/>
        <button>提交</button>
    </form>
    <script src="./1.js"></script>
</body>
</html>